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English Translations » 信息处理 » Is it possible for propane and DME to form an azeotrope?

Is it possible for propane and DME to form an azeotrope?

2009-03-17View Original

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Is it possible for propane and DME to form an azeotrope? If possible, are there any good separation methods?
Reply #22009-03-17
I used ChemCAD to calculate the equilibrium data at 1 atmosphere: T Deg K P MPa X1 Y1 248.366 0.101 0.00000 0.00000 247.210 0.101 0.05000 0.09694 246.093 0.101 0.10000 0.18576 245.014 0.101 0.15000 0.26726 243.970 0.101 0.20000 0.34212 242.961 0.101 0.25000 0.41098 241.985 0.101 0.30000 0.47440 241.040 0.101 0.35000 0.53289 240.126 0.101 0.40000 0.58691 239.241 0.101 0.45000 0.63685 238.383 0.101 0.50000 0.68308 237.552 0.101 0.55000 0.72594 236.746 0.101 0.60000 0.76571 235.964 0.101 0.65000 0.80267 235.206 0.101 0.70000 0.83705 234.469 0.101 0.75000 0.86907 233.754 0.101 0.80000 0.89892 233.059 0.101 0.85000 0.92679 232.383 0.101 0.90000 0.95283 231.726 0.101 0.95000 0.97719 231.087 0.101 1.00000 1.00000 No azeotrope formed.
Reply #32009-03-18
I think it should be possible.
Reply #42009-03-18
It shouldn’t, the boiling points differ too much

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Translated at 2026-07-28 03:09:43

Original: https://bbs.hcbbs.com/thread-417988-1-1.html

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